Case IH Farmall 45A Service Manual
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Case IH Farmall 45A Service Manual

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Farmall 45A
Farmall 50A
Tractor
SERVICE MANUAL
Part number 51453914
1
edition
st
English
May 2018
© 2018 CNH Industrial (India) Pvt.Ltd. All Rights Reserved.

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  • Page 1 Farmall 45A Farmall 50A Tractor SERVICE MANUAL Part number 51453914 edition English May 2018 © 2018 CNH Industrial (India) Pvt.Ltd. All Rights Reserved.
  • Page 2 SERVICE MANUAL Farmall® 45A Farmall® 50A 50 Hp, Tier 2 Utility tractor, Two-Wheel Drive (2WD), Europe Farmall® 50A 50 Hp, Tier 2 utility tractor, Four-Wheel Drive (4WD), Europe 51453914 30/05/2018 Find manuals at https://best-manuals.com...
  • Page 3 Link Product / Engine Product Market Product Engine Farmall® 45A 45 Hp, Tier 2 utility Europe N844LT tractor, Four-Wheel Drive (4WD), Europe Farmall® 50A 50 Hp, Tier 2 Utility Europe N844L tractor, Two-Wheel Drive (2WD), Europe Farmall® 50A 50 Hp, Tier 2 utility Europe N844L tractor, Four-Wheel Drive (4WD),...
  • Page 4 Contents INTRODUCTION Engine..................10 [10.001] Engine and crankcase ............. 10.1 [10.102] Pan and covers .
  • Page 5 [23.304] Four-Wheel Drive (4WD) gearbox ..........23.1 [23.314] Drive shaft.
  • Page 6 [41.101] Steering control ..............41.1 [41.200] Hydraulic control components.
  • Page 7 51453914 30/05/2018 Find manuals at https://best-manuals.com...
  • Page 8 INTRODUCTION 51453914 30/05/2018 Find manuals at https://best-manuals.com...

  • Page 9: Table Of Contents

    Contents INTRODUCTION Foreword ..................3 Foreword Ecology and the Environment .

  • Page 10: Foreword

    55A model tractors. Use this manual in conjunction with the operator's manual for complete operation, adjustment, and maintenance information On Case IH equipment, left and right are determined by standing behind the unit, looking in the direction of travel. 51453914 30/05/2018...

  • Page 11: Foreword Ecology And The Environment

    • Do not open the air-conditioning system yourself. It contains gases which should not be released into the atmos- phere. Your CASE IH dealer or air conditioning specialist has a special extractor for this purpose and will have to recharge the system properly.

  • Page 12: Advice

    INTRODUCTION Advice BT09A213 51453914 30/05/2018...

  • Page 13: International Symbols

    INTRODUCTION International symbols As a guide to the operation of the machine, various universal symbols have been utilized on the instruments, controls, switches, and fuse box. The symbols are shown below with an indication of their meaning. Thermostart Position Radio starting aid Control Alternator...

  • Page 14: Safety Rules

    INTRODUCTION Safety rules PRECAUTIONARY STATEMENTS Personal Safety Throughout this manual and on machine signs, you will find precautionary statements ("DANGER", "WARNING", and "CAUTION") followed by specific instructions. These precautions are intended for the personal safety of you and those working with you. Please take the time to read them. DANGER This word "DANGER"...
  • Page 15 2. Use an approved roll bar and seat belt for safe operation. Overturning a tractor without a roll bar can result in death or injury. If your tractor is not equipped with a roll bar and seat belt, see your CASE IH Dealer.
  • Page 16 Always sit in the tractor seat when starting the engine or operating controls. Do not start the engine or operate controls while standing beside the tractor. Do not bypass the neutral start switches. Consult your CASE IH Dealer if your neutral start controls malfunction. Use jumper cables only in the recommended manner. Improper use can result in tractor runaway.
  • Page 17 Wipe up spilled fuel immediately. Always tighten the fuel tank cap securely. If the original fuel tank cap is lost, replace it with a CASE IH approved cap. A non-approved, proprietary cap may not be safe. Keep equipment clean and properly maintained.
  • Page 18 INTRODUCTION • Take unnecessary risks even though your safety frame affords you the maximum protection possible. 51453914 30/05/2018...

  • Page 19: Basic Instructions Hardware

    Plating Hardware used on CASE IH balers is plated with zinc chromate (gold color). Gold colored hardware has different torquing requirements from unplated or zinc plated (silver color) hardware because of the difference in the coefficient of friction of the plating material.

  • Page 20: Torque Specification Tables

    INTRODUCTION Torque specification tables Standard bolt hardware & hydraulic connector torques, specifications and information This specification establishes general torque values to be used in bolted joints for metric and inch hardware. This specification is assumed to apply unless another specification (standard or specified requirement) is indicated in the repair manual.
  • Page 21 INTRODUCTION SAE Markings for Hex Nuts Grade A-B-C A (No Notches) B (Three Marks) C (Six Marks) Locknuts METRIC HARDWARE IDENTIFICATION CHART Class 10.9 Hex Cap Screw and Located on the face or flat, Located on the face or flat, Located on the face or flat, on the cap of the bolt on the cap of the bolt...
  • Page 22 INTRODUCTION NOTE: Fasteners should be replaced with the same or higher grade. If higher grade fasten- ers are used, these should only be tightened to the strength of the original. When replac- ing cap screws, always use a cap screw of the same measurement and strength as the cap screw being replaced.
  • Page 23 INTRODUCTION Hydraulic Hoses and Tubes NOTE: Tightening the joint to the proper torque will keep it leak free, and prevent it from damaging the hose or fitting. Always replace hoses and tubes with damaged cone ends or the end connections. When installing a new hose, loosely connect each end and make sure the hose fits its desired location, without kinking or twisting, before tightening the connection.
  • Page 24 INTRODUCTION O RING BOSS END FITTING OR LOCK NUT Nom. SAE Dash Thread Size Newton·meters lb/in lb/ft Size 9/16 - 18 48 to 54 432 to 480 70 to 78 612 to 684 3/4 - 16 7/8 - 14 102 to 114 75 to 84 1-1/16 - 12 142 to 160...

  • Page 25: General Specification

    INTRODUCTION General specification Farmall 45A Farmall 50A ENGINE Type/Model Diesel/N844L Diesel/N844LT Emission Level Tier 3 Tier 3 Engine Gross Horsepower 33.6 kW (45.0 Hp) 37.3 kW (50.0 Hp) PTO Horsepower 29 kW (39 Hp) 35.5 kW (47.6 Hp) Cylinders Bore 84 mm (3.31 in)
  • Page 26 INTRODUCTION Farmall 45A Farmall 50A COOLING SYSTEM Type Pressurized Liquid with Recirculating Pressurized Liquid with Recirculating Bypass Bypass Water Pump: Type Centrifugal Centrifugal Drive V-Belt V-Belt Belt Deflection 10 – 15 mm (0.4375 – 0.5625 in) 10 – 15 mm (0.4375 – 0.5625 in) when 9 –...
  • Page 27 INTRODUCTION Farmall 45A Farmall 50A CLUTCH Type Double Disc/Dry Double Disc/Dry (Transmission) Clutch Disc Diameter 280 mm (11 in) 280 mm (11 in) (PTO) Clutch Disc Diameter 280 mm (11 in) 280 mm (11 in) Pedal Free-Travel 35 – 40 mm (1.38 – 1.57 in) 35 –...
  • Page 28 INTRODUCTION Farmall 45A Farmall 50A HYDRAULIC LIFT SYSTEM Type Open Center Open Center Pump Type Gear, engine driven Gear, engine driven Pump Capacity 44 l/min (11.6 US gpm) 44 l/min (11.6 US gpm) System Relief Valve Setting 17500 kPa (2538 psi)
  • Page 29 INTRODUCTION Farmall 45A Farmall 50A Transmission Speeds (8X8) - Forward Main Gear Range Gear ( 2700 RPM Engine Speed ( 2700 RPM Engine Speed with 13.6 x 28 Rear Tires) with 14.9 x 28 Rear Tires) 2.79 km/h (1.73 mph) 2.80 km/h (1.74 mph)
  • Page 30 INTRODUCTION Farmall 45A Farmall 50A TIRES FRONT: Agricultural: 6.00 x 16 F2, 6 Ply 7.50 x 16 F2, 6 Ply 8.3 x 24 R1, 6 Ply 9.5 x 24, R1, 6 Ply REAR: Agricultural 2WD and 4WD 13.6 x 28, R1, 6Ply 14.9 x 28, R1, 6Ply...

  • Page 31: General Specification - Biodiesel Fuels

    Biodiesel Fuel that does not comply with the Standards mentioned above could lead to severe damage to the engine and fuel system of your machine. The use of fuels that are not approved may void CASE IH Warranty coverage.

  • Page 32: Dimension

    INTRODUCTION Dimension 56061233A NOTE: The following dimensions are based on standard tractors fitted with tire sizes as shown. Allowance must be given for tires of larger or smaller dimensions. 51453914 30/05/2018...
  • Page 33 INTRODUCTION Farmall 45A Farmall 50A Front 6.00 x 16 2WD/8.3x24 4WD 7.50 x 16 2WD/9.5x24 4WD Rear 13.6 x 28 14.9 x 28 (A) Ground clearance under center NA 2WD NA 2WD of front axle 355 mm (14 in) 4WD 380 mm (15 in) 4WD (B) Front wheel tread setting (Std.)
  • Page 34 INTRODUCTION Engine Oil The correct engine oil viscosity grade is dependent upon ambient temperature. Refer to the chart on the right when selecting oil for your tractor engine. NOTE: In areas where prolonged periods of extreme tem- peratures are encountered, local lubricant practices are acceptable;...

  • Page 35: Consumables

    International Specifica- Approximate Quantities and Application tion Farmall 45A Farmall 50A Engine Oil: CASE IH AKCELA NO. API CF4 5.5 l (5.8 US qt) 7.05 l (7.4 US qt) 1™ ENGINE OIL CI-4 SAE 10W-30 Transmission/Rear Axle Oil CASE IH AKCELA API GL4, ISO 32/46 25.0 l (6.6 US gal)

  • Page 36: Product Identification

    INTRODUCTION Product identification Tractor Identification Decal (Underside of Hood) The first line represents tractor serial number and model while the second line represents unit code and engine serial number followed by transmission serial number. Record the information in Figure 1 for quick reference. 20103257 Tractor Identification Location (Stamped) The tractor serial number, unit code, and engine number...
  • Page 37 INTRODUCTION Product identification Tractor Identification Decal (Underside of Hood) Record the information in Figure 1 for quick reference. BAIL11IN003AAB Tractor Identification Location (Stamped) The tractor serial number, unit code, and engine number are stamped on the top of the clutch housing. these num- bers are also repeated on the vehicle identification decal reproduced above.
  • Page 38 SERVICE MANUAL Engine Farmall® 45A Farmall® 50A 50 Hp, Tier 2 Utility tractor, Two-Wheel Drive (2WD), Europe Farmall® 50A 50 Hp, Tier 2 utility tractor, Four-Wheel Drive (4WD), Europe 51453914 30/05/2018...
  • Page 39 Contents Engine - 10 [10.001] Engine and crankcase ............. . . 10.1 [10.102] Pan and covers .
  • Page 40 Engine - 10 Engine and crankcase - 001 Farmall® 45A Farmall® 50A 50 Hp, Tier 2 Utility tractor, Two-Wheel Drive (2WD), Europe Farmall® 50A 50 Hp, Tier 2 utility tractor, Four-Wheel Drive (4WD), Europe 51453914 30/05/2018 10.1 [10.001] / 1...
  • Page 41 Contents Engine - 10 Engine and crankcase - 001 TECHNICAL DATA Engine General specification ............... 3 Torque .
  • Page 42 Engine - Engine and crankcase Engine - General specification General Engine Model ISM N844L ISM N844LT Number of Cylinders Bore x Stroke 84 mm x 100 mm ( 3.31 in x 3.94 in) 84 mm x 100 mm ( 3.31 in x 3.94 in) Displacement 2216 cm³...
  • Page 43 Engine - Engine and crankcase Metric Bolt Torque Specifications Coarse Thread Fine Thread Fine Thread Bolt Size Grade No. Pitch Torque Pitch Torque 4.9 – 6.9 N·m (3.6 – 5.1 lb ft) 8.3 – 11.3 N·m (6.1 – 8.3 lb ft) 11.8 –...
  • Page 44 Engine - Engine and crankcase Tool No. Description FNH01728 Injector Adapter Set OEM1074 Compression Test Gauge Assembly FNH01720 Injector Cleaning Kit 380002887 Port Block Installer FNH11044 Port Block Installer Pins 380002888 Port Block Remover FNH00011 Oil Pressure Test Fitting Micrometer, Outside 0 –...
  • Page 45 Engine - Engine and crankcase Crankcase - Dimension Farmall 45A Farmall 55A Engine Model ISM N844L ISM N844LT Bore Standard 84 mm ( 3.3071 – 3.3078 in) 84 mm( 3.3071 – 3.3078 in) Maximum 85.2 mm (3.3543 in) 85.2 mm (3.3543 in)
  • Page 46 Engine - Identification Description of Operation This section describes the engine overhaul and repair procedures of the Models Farmall 45A, and Farmall 55A trac- tors. Repair procedures are essentially the same for all models except as noted in the repair procedures.
  • Page 47 Engine - Engine and crankcase Engine - Remove Separating the tractor at the clutch housing/engine - 8x8 transmission Removal 96097007 1. Disconnect the negative (-) battery cable, and the pos- itive (+) battery cable from the battery, (1). 2. Disconnect the headlight wiring harness, (2), and re- move the hood, (3).
  • Page 48 Engine - Engine and crankcase 760900752 10. Disconnect and remove the throttle cable from the dash mounted throttle control lever, (10). 11. Disconnect and remove the throttle cable from the foot control pedal, (11). 12. Drain fuel from fuel tank, (12), into a suitable con- tainer.
  • Page 49 Engine - Engine and crankcase 18. Remove the buckle-up bolts, (1), and starter, (2), that secure the engine, (3), to the clutch housing, (4). NOTE: The hoist and/or floor jack may need to be raised or lowered to allow for separation of the engine and clutch housing.
  • Page 50 Engine - Engine and crankcase Engine - Remove Separating the tractor at the engine/frame Prior operation: Engine - Remove Separating the tractor at the clutch housing/engine - 8x8 transmission (10.001) 1. Use jack stands under the frame rails to support the front frame/engine assembly.
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